—I’m sorry to have kept you waiting.
—____, Bill.
| A．You’re welcome | B．Go ahead |
| C．Don’t mention it | D．No problem |
Here is a ticket for the exhibition. Whom would you rather _____ with you, Jack or Bob?
| A．go | B．have go | C．had go | D．going |
The person changed his clothes and wore dark glasses to avoid _______.
| A．being recognized | B．having been recognized |
| C．having recognized | D．recognizing |
Tired of the president’s _______ speech, the people _____ at the back began to play with their mobile phone.
| A．boring, seating | B．bored, seated |
| C．boring, sitting | D．bored, having been seated |
The World Wide Web is ____ computer network that allows ____ computer users to access information for millions of websites via the Internet.
| A．a, the, | B．a, / | C．the, the | D．the, / |
The war against Iraq _______many deaths, which _______the world feel sad
| A．made; caused | B．caused ; made | C．led to ;caused | D．led ;let |